From 1492370e4b455c3174838041b4c914007241ad91 Mon Sep 17 00:00:00 2001
From: Karsten Dambekalns <karsten@dambekalns.de>
Date: Fri, 17 Mar 2023 08:34:29 +0100
Subject: [PATCH] Remove type declaration using union type

This restores PHP 7.4 compatibility

Fixes #21
---
 Classes/RepresentationSerializer.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Classes/RepresentationSerializer.php b/Classes/RepresentationSerializer.php
index dc6e7ba..8bb1b84 100644
--- a/Classes/RepresentationSerializer.php
+++ b/Classes/RepresentationSerializer.php
@@ -37,7 +37,10 @@ public function __construct(Options $options, int $maxDepth = 3, ?string $mbDete
         $this->maxDepth = $maxDepth;
     }
 
-    protected function serializeObject($object, int $_depth = 0, array $hashes = []): array|float|bool|int|string|null
+    /**
+     * @return array|float|bool|int|string|null
+     */
+    protected function serializeObject($object, int $_depth = 0, array $hashes = [])
     {
         if ($_depth >= $this->maxDepth || \in_array(spl_object_hash($object), $hashes, true)) {
             return $this->serializeValue($object);